Day Twelve
Difficulty: easy-ish. Does your student remember his trig identities?
Problem 30
Difficulty: Medium.
Standard instructions for this series: No calculator allowed. Express answers in reduced form. Rationalize denominators. Radicals must be reduced. All numbers are base ten unless otherwise specified. Do not approximate radicals or π. Leave such answers as 1025π or √39, for example. Source: UVM Math Contest
answer 12 and answer 30.
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Monday, March 21, 2011
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